# S2Y Health

> S2Y Health (s2yhealth.com) builds consumer wellness technology for people recovering from long COVID, POTS and related autonomic/inflammatory conditions: a smart hypochlorous acid (HOCl) generator cup, StVNS / tCVNS non-invasive vagus-nerve stimulation devices, and an AI health-chat assistant. Products are positioned as general wellness tools and are not intended to diagnose, treat, cure or prevent any disease; consult a licensed clinician for medical decisions.

Canonical site: https://s2yhealth.com (also served at https://s2y.us). Languages: English (default), Spanish (/es), Chinese (/zh), Japanese (/ja).

## Core pages
- [Home](https://s2yhealth.com/): overview of HOCl, StVNS and AI consultation
- [About S2Y](https://s2yhealth.com/about): company background
- [Editorial policy](https://s2yhealth.com/editorial-policy): how content is written, sourced and corrected
- [Research library](https://s2yhealth.com/research): research summaries and data
- [Pricing](https://s2yhealth.com/pricing): product pricing

## Products
- [StVNS neuromodulation](https://s2yhealth.com/stvns): non-invasive vagus nerve stimulation for wellness
- [tCVNS](https://s2yhealth.com/tcvns): neckband tCVNS device with guided modes
- [Smart HOCl care cup](https://s2yhealth.com/homes/s2y-hocl-care-cup): electrolytic HOCl generator
- [AI health chat](https://s2yhealth.com/health_chat): AI-assisted symptom and recovery guidance

## Topic guides
- [HOCl FAQ](https://s2yhealth.com/hocl-faq): common questions about hypochlorous acid
- [HOCl science](https://s2yhealth.com/hocl-science): mechanisms and background
- [Long COVID support](https://s2yhealth.com/long_covid): wellness-focused overview
- [Long COVID hub](https://s2yhealth.com/long-covid): symptom guides (POTS, fatigue/PEM, brain fog, gut, energy pacing)
- [POTS: what it is](https://s2yhealth.com/pots-what-is-postural-orthostatic-tachycardia-syndrome)
- [tVNS and long COVID: clinical evidence](https://s2yhealth.com/tvns-long-covid-clinical-evidence-treatment-outcomes)
- [HOCl vs hydrogen peroxide](https://s2yhealth.com/hocl-vs-hydrogen-peroxide-comparison-guide)

## Blog and feeds
- [Blog](https://s2yhealth.com/blog)
- [RSS](https://s2yhealth.com/rss.xml)
- [Sitemap](https://s2yhealth.com/sitemap-index.xml)

## Contact
- [Contact](https://s2yhealth.com/contact)